ICSE Class 10 Biology MCQ. We covered all the ICSE Class 10 Biology MCQ in this post for free so that you can practice well for the exam.
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ICSE Class 10 Biology Objective MCQ for Students
The study of properties and methods of biological systems found in nature and the use of this knowledge in the mechanical world is known as
A) Bionics
B) Bionomics
C) Bionomy
D) Biometry
Option a – Bionics
Under Palaeobotany, one studies
A) Fossils of animals
B) Algae
C) Fungi
D) None of the above
Option d – None of the above
Rearing silkworms are known as
A) Apiculture
B) Horticulture
C) Sericulture
D) Floriculture
Option c – Sericulture
Honeybees are used in
A) Sericulture
B) Tissue culture
C) Apiculture
D) Pisciculture
Option c – Apiculture
The scientific study of insects is known as
A) Ichthyology
B) Entomology
C) Parasitology
D) Malacology
Option b – Entomology
Which of the following subjects of the data set is associated with the study concerning population and humanity?
A) Ecology
B) Genetics
C) Demography
D) Virology
Option c – Demography
Study of Zoology deals with
A) Living animals only
B) Living plants only
C) Both living and dead animals
D) Both living and dead plants
Option c – Both living and dead animals
The study of the flower is known as
A) Phrenology
B) Anthology
C) Agrostology
D) Palynology
Option b – Anthology
The comparative study of different cultures and the scientific explanation is known as
A) Ethnology
B) Ethnography
C) Ethology
D) Ethics
Option a – Ethnology
Which one of the following is a hereditary disease?
(a) Cataract
(b) Hemophilia
(c) Pellagra
(d) Osteoporosis
Option b – Hemophilia
Which one of the following genetic diseases is sex-linked?
(a) Royal hemophilia
(b) Tay-Sachs disease
(c) Cystic fibrosis
(d) Hypertension
Option a – Royal hemophilia
A normal woman whose father was colorblind is married to a normal colorblind man. The sons would be
(a) 75% colorblind
(b) 50% colorblind
(c) All normal
(d) All colorblind
Option b – 50% colorblind
Functional genomics deals with the
(a) sequencing of the genome.
(b) study of the functioning of genes and metabolic pathways.
(c) determination of the complete sequence of genomes.
(d) construction of high-resolution genetic and physical maps.
Option b – study of the functioning of genes and metabolic pathways
The phenomenon in which one gene controls two or more different characters simultaneously is called
(a) apomixis
(b) pleiotropy
(c) polyploidy
(d) polyteny
Option b – pleiotropy
Trisomy stands for
(a) 2n-1
(b) 2n+2
(c) 2n+3
(d) 2n+1
Option d – 2n+1
Failure of segregation of chromatids during the cell division cycle results in the gain or loss of a chromosome, which is called
(a) aneuploidy
(b) hypo polyploidy
(c) hyper polyploidy
(d) polyploidy
Option a – aneuploidy
Which among these is the CORRECT combination of aquatic mammals?
(A) Seals, Dolphins, Sharks
(B) Dolphins, Seals, Trygon
(C) Whales, Dolphins, seals
(D) Trygon, Whales, Seals
Option c – Whales, Dolphins, seals
Choose the correctly matched pair :
(A) Tendon – Specialized connective tissue
(B) Adipose tissue – Dense connective tissue
(C) Areolar tissue – Loose connective tissue
(D) Cartilage – Loose connective tissue
Option c – Areolar tissue – Loose connective tissue
Which of the following statements is INCORRECT?
(A) Glycine is an example of a lipid.
(B) Lecithin contains a phosphorus atom in its structure.
(C) Tyrosine possesses an aromatic ring in its structure.
(D) Sulphur is an integral part of cysteine.
Option a – Glycine is an example of a lipid.
In mammals, milk is digested by the action of
(A) rennin
(B) amylase
(C) intestinal bacteria
(D) invertase
Option a – rennin
Globulins contained in human blood plasma are primarily involved in
(A) osmotic balance of body fluids
(B) oxygen transport in the blood
(C) clotting of blood
(D) defense mechanisms of the body
Option d – defense mechanisms of the body
Read the following statements. i. Bands are dark bands and contain myosin. ii. I bands are light bands and contain actin. iii. During muscle contraction, the A band contracts. iv. The part between the two Z lines – is called a sarcomere. V. The central part of the thin filament, not overlapped by the thick filament is called the H zone. Of the above statements
(A) i, ii, and iii are correct, while iv and v are incorrect.
(B) i, iii, v are correct, while ii, iv are incorrect.
(C) i and ii are correct, while iii, iv, and v are incorrect
(D) i, ii, and iv are correct, while iii and v are incorrect.
Option d – i, ii, and iv are correct, while iii and v are incorrect.
The Thorn of Bougainvillea and tendril of Cucurbita are examples of
(A) vestigial organs
(B) retrogressive evolution
(C) analogous organs
(D) homologous organs
Option d – homologous organs
Genetic engineering is possible, because
(A) we can cut DNA at specific sites by endonucleases like DNase I.
(B) restriction endonucleases purified from bacteria can be used in vitro.
(C) the phenomenon of transduction in bacteria is well underwood.
(D) we can see DNA in the electron microscope.
Option b – restriction endonucleases purified from bacteria can be used in vitro.
A person is injected with globulins against hepatitis. It is
(A) Naturally acquired active immunity
(B) Naturally acquired passive immunity
(C) Artificially acquired active immunity
(D) Artificially acquired passive immunity
Option d – Artificially acquired passive immunity
Which one of the following living organisms completely lacks a cell wall?
(A) Cyanobacteria
(B) Sea-fan (Gorgonia)
(C) Saccharomyces
(D) Blue-green algae
Option b – Sea-fan (Gorgonia)
Which of these is NOT an advantage of genetically modified crops?
(A) Increases efficiency of mineral usage in plants.
(B) Reduces the reliance on chemical pesticides.
(C) Enhances the nutritional value of food.
(D) Increase the post-harvest losses
Option d – Increase the post-harvest losses
ZIFT stands for
(A) Zygote Intra uterine transfer
(B) Zygote inter uterine transfer
(C) Zygote inter-fallopian transfer
(D) Zygote intra-fallopian transfer
Option d – Zygote intra-fallopian transfer
Which one of the following organism’s plasmid was used successfully for the first time as a vector by Stanley Cohen and Herbert Boyer?
(A) Salmonella typhimurium
(B) Streptococcus pneumoniae
(C) Staphylococcus aureus
(D) Rhizobium leguminosarum
Option a – Salmonella typhimurium
Which of the following CAN NOT be detected in a developing foetus by amniocentesis?
(A) Klinefelter’s syndrome
(B) Sex of the foetus
(C) Down’s syndrome
(D) Jaundice
Option d – Jaundice
The following factors indicate improved reproductive health in society. Choose the correct option. i. Better detection and cure of disease ii. Better post-natal care iii. Medically assisted deliveries iv. Increased MMR Select the code for the correct answer from the options given below.
(A) ii, iii and iv only
(B) i, ii and iii only
(C) i, iii and iv only
(D) i, ii and iv only
Option b – i, ii and iii only
The term ‘active immunity’ means ( Biology Class 9 Chapter 1 MCQs )
(A) resistance developed after the disease
(B) resistance developed before the disease
(C) resistance rate of heartbeat
(D) an increasing quantity of blood
Option a – resistance developed after the disease
The difference between spermiogenesis and spermiation is
(A) in spermiogenesis spermatozoa from Sertoli cells are released into the cavity of seminiferous tubules, while in spermiation spermatozoa are formed.
(B) in spermiogenesis spermatozoa are formed, while in spermiation spermatids are formed.
(C) in spermiogenesis spermatids are formed, while in spermiation spermatozoa are formed.
(D) in spermiogenesis spermatozoa are formed, while in spermiation spermatozoa are released from Sertoli cells into the cavity of seminiferous tubules.
Option d – in spermiogenesis spermatozoa are formed, while in spermiation spermatozoa are released from Sertoli cells into the cavity of seminiferous tubules.
Haemozoin is an
(A) precursor of hemoglobin.
(B) the toxin released from Streptococcus-infected cells.
(C) the toxin released from Plasmodium-infected cells.
(D) the toxin released from Haemophilus-infected cells.
Option c – the toxin released from Plasmodium-infected cells
Archaeopteryx is a connecting link between
(A) Pisces and amphibians
(B) amphibians and reptiles
(C) reptiles and birds
(D) birds and mammals
Option c – reptiles and birds
Which of the following statement is CORRECT in relation to the endocrine system?
(A) Adenohypophysis is under direct neural regulation of the hypothalamus.
(B) Organs in the body like the gastrointestinal tract, heart, kidney, and liver do not produce any hormones.
(C) Non-nutrient chemicals produced by the body in trace amounts that act as an intercellular messenger are known as hormones.
(D) Releasing and inhibitory hormones are produced by the pituitary gland.
Option c – Non-nutrient chemicals produced by the body in trace amounts that act as an intercellular messenger are known as hormones.
Which one of the following statements is CORRECT?
(A) Fertilization in humans takes place in the womb.
(B) Zygote contains a haploid number of chromosomes.
(C) Fertilization membrane avoids polyspermy.
(D) Primary oocyte inhibits the process of oogenesis.
Option c – Fertilization membrane avoids polyspermy.
The drugs which are commonly abused are
(A) opioids
(B) coca alkaloids
(C) cannabinoids
(D) all of these
Option d – all of these
The middle piece of the sperm contains
(A) proteins
(B) mitochondria
(C) centriole
(D) nucleus
Option b – mitochondria
Which one of the following is an example of a vestigial organ in man?
(a) Jaw apparatus
(b) Ear muscles
(c) Canine teeth
(d) Humerus
Option b – Ear muscles
In terms of the evolution of organisms, which one among the following is the most advanced?
(a) Bat – Mammal
(b) Pigeon – Aves
(c) Shark – Pisces
(d) Vulture – Aves
Option a – Bat – Mammal
Archaeopteryx is
(a) the most ancient bird of the Jurassic age.
(b) a reptile of the Jurassic period.
(c) a reptile of the Triassic period.
(d) a reptile of both the Triassic and Jurassic periods.
Option a – the most ancient bird of the Jurassic age
‘Archaeopteryx’ is a connecting link between which of the following classes of animals?
(a) Amphibia and Aves
(b) Reptilia and Aves
(c) Reptilia and Mammalia
(d) Aves and Mammalia
Option b – Reptilia and Aves
Which of the following will form a new species?
(a) Interbreeding
(b) Random mating
(c) Connecting links
(d) Variations
Option d – Variations
A true species in Mauritius failed to reproduce because of the extinction of a fruit-eating bird. Which one of the following was that bird?
(a) Dove
(b) Dodo
(c) Condor
(d) Skua
Option a – Dove
With reference to the evolution of living organisms, which one of the following sequences is correct?
(a) Octopus – Dolphin – Shark
(b) Pangolin – Tortoise – Hawk
(c) Salamander – Python – Kangaroo
(d) Frog – Crab – Prawn
Option c – Salamander – Python – Kangaroo
To study the evolutionary traces, which one of the following will be very useful?
(a) Fossils
(b) Missing links
(c) Connecting links
(d) All of the above
Option d – All of the above
In which of the following periods did the flowering plant, i.e., angiosperm, appear for the first time?
(a) Carboniferous
(b) Triassic
(c) Jurassic
(d) Cretaceous
Option d – Cretaceous
From the evolutionary point of view, which one among the following is the most primitive animal?
(a) Dolphin
(b) Otter
(c) Turtle
(d) Walrus
Option c – Turtle
Darwin’s theory of natural selection is based on
(a) Overproduction for existence and variation
(b) Struggle
(c) Survival of the fittest
(d) All of the above
Option d – All of the above
The book ‘The Origin of Species was written by
(a) Linnaeus
(b) Lamarck
(c) Mendel
(d) Darwin
Option d – Darwin
In the context of organic evolution, the loss of limbs in snakes is explained by the phenomenon of
(a) use and disuse of organs.
(b) adaptation to living in burrows.
(c) natural selection.
(d) inheritance of acquired characters.
Option a – use and disuse of organs
Which of the following is the correct pair?
(a) Darwin – Use and disuse of organs
(b) de Vries – Mutation theory
(c) Lamarck – Origin of life
(d) Haldane – Law of heredity
Option b – de Vries – Mutation theory
The diversity of living organisms is due to
(a) instant changes
(b) polyploidy
(c) long-term evolutionary changes
(d) short-term evolutionary changes
Option c – long-term evolutionary changes
Fitness according to Darwin refers to
(a) reproductive fitness
(b) physiological fitness
(c) spiritual fitness
(d) None of the above
Option a – reproductive fitness
The theory of natural selection was given by
(a) Lamarck
(b) Darwin
(c) Alfred Wallace
(d) JBS Haldane
Option b – Darwin
The phrase ‘Survival of the fittest as a way of describing the mechanism of natural selection was coined by
(a) Louis Pasteur
(b) Charles Babbage
(c) Herbert Spencer
(d) Marie Curie
Option c – Herbert Spencer
The present giraffe has a long neck as compared to its ancestors. Lamarck believed it could be due to
(a) natural selection
(b) isolation
(c) inheritance of acquired characters
(d) speciation
Option c – inheritance of acquired characters
Darwin believed that certain parts of the body get larger through generations because
(a) they are used more extensively than other parts.
(b) they contribute to greater reproductive success.
(c) they are predetermined to do so.
(d) they are most similar to God’s performance.
Option b – they contribute to greater reproductive success
Among living organisms, which one of the following is the most responsible factor for bringing about the origin of a new species?
(a) Isolation
(b) Mutation
(c) Natural selection
(d) Sexual reproduction
Option b – Mutation
The mutation theory of evolution was enunciated by
(a) Huxley
(b) Darwin
(c) Lamarck
(d) Hugo de Vries
Option d – Hugo de Vries
The reason for the large-scale diversity among organisms is
(a) Adaptation
(b) Cooperation
(c) Mutation
(d) Polyploidy
Option a – Adaptation
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